#include<stdio.h>
int main()
{
 int i,lower,step,upper;
 lower=0;
 step=20;
 upper=300;
 printf("CELSIUS\tFAHRENHEIT\n");
 for(i=upper;i>=lower;i=i-step)
    {
      printf("%d\t%6.3f\n",i,(5.0/9.0)*(i-32));
    }
 return 0;
}

